#include <stdio.h>

int main()
{
    long long a, b, c, half_a, half_b, half_c;
    int i, cnts;
    scanf("%d", &cnts);

    for(i = 1; i <= cnts; ++i) {
        scanf("%lld%lld%lld", &a, &b, &c);

        half_a = a >> 1;
        half_b = b >> 1;
        half_c = c >> 1;

        printf("Case #%d: ", i);

        if(half_a + half_b > half_c)
            printf("true\n");
        else if(half_a + half_b == half_c)
            printf("%s\n", a + b > c ? "true" : "false");
        else
            printf("false\n");
    }
    return 0;
}